Footstool



FIG. 1 is a top, front, right perspective view of a footstool showing my design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a left side elevational view of FIG. 1;

FIG. 5 is a right side elevational view of FIG. 1; and,

FIG. 6 is a top plan view of FIG. 1. 

CLAIM The ornamental design for a footstool, as shown and described. 